package com.zygh.questionnairesurvey.config;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;


/**
 * @author ms151
 * 用来获取springboot创建好的工厂
 */
@Component
public class ApplicationContextUtils implements ApplicationContextAware {

    private static ApplicationContext applicationContext;

    /**
     * 将创建好的工厂以参数的形式传递给这个类
     *
     * @param applicationContext
     * @throws BeansException
     */
    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        ApplicationContextUtils.applicationContext = applicationContext;
    }

    //提供在工程中获取对象的方法
    public static Object getBean(String beanName) {
        return applicationContext.getBean(beanName);
    }

}
